/*
 * This file Copyright (c) 2015. Walle.
 * (http://www.wallellen.com). All rights reserved.
 *
 *
 * This file is dual-licensed under both the
 * Walle Agreement (WA) and the GNU General Public License.
 * You may elect to use one or the other of these licenses.
 *
 * This file is distributed in the hope that it will be
 * useful, but AS-IS and WITHOUT ANY WARRANTY; without even the
 * implied warranty of MERCHANTABILITY or FITNESS FOR A
 * PARTICULAR PURPOSE, TITLE, or NONINFRINGEMENT.
 * Redistribution, except as permitted by whichever of the GPL
 * or WA you select, is prohibited.
 *
 * 1. For the GPL license (GPL), you can redistribute and/or
 * modify this file under the terms of the GNU General
 * Public License, Version 3, as published by the Free Software
 * Foundation.  You should have received a copy of the GNU
 * General Public License, Version 3 along with this program;
 * if not, write to the Free Software Foundation, Inc., 51
 * Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * 2. For the Walle Agreement (WA), this file
 * and the accompanying materials are made available under the
 * terms of the WA which accompanies this distribution, and
 * is available at http://www.wallellen.com/agreement.html
 *
 *
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER
 */

package com.wallellen.core.sql.query;

import com.wallellen.core.sql.result.DataResult;
import com.wallellen.util.spring.HibernateSessionFactory;
import org.hibernate.Session;

import java.sql.SQLException;
import java.util.Date;

/**
 * Created by walle on 12/9/15.
 */
public class Searcher
        implements Runnable {
    private DataQuery query = null;
    private DataResult result = null;

    private Searcher() {
    }

    public Searcher(DataQuery query) {
        this.query = query;
    }

    public void run() {
        Session session = HibernateSessionFactory.getSession();
        try {
            this.result = doSearch(session);

            String key = DataQuery.getQueryMD5Key(this.query);
            if (key != null) {
                this.result.setCtime(new Date());
                DataQuery.resultCache.put(key, this.result);
            }
        } finally {
            session.close();
        }
    }

    public DataResult doSearch(Session session) {
        try {
            this.result = HibernateQueryHandle.runDataQuery(session, this.query);
        } catch (SQLException e) {
            throw new RuntimeException(e);
        }
        return this.result;
    }
}
